John O Callaghan vs Oskar Hartmann

John O Callaghan vs Oskar Hartmann

John O Callaghan is a individual/angel based in Rye. Oskar Hartmann is a individual/angel based in Luxembourg, Luxembourg, Luxembourg across 55 portfolio companies.

• Investor type: John O Callaghan — Individual/Angel; Oskar Hartmann — Individual/Angel
• Headquarters: John O Callaghan — Rye; Oskar Hartmann — Luxembourg, Luxembourg, Luxembourg
• Portfolio companies: John O Callaghan — not disclosed; Oskar Hartmann — 55

• John O'Callaghan — Individual/Angel · Rye · John O Callaghan portfolio
• Oskar Hartmann — Individual/Angel · Luxembourg, Luxembourg, Luxembourg · 55 tracked deals · Oskar Hartmann portfolio

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